libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_cmd\_format\_mset - Format NVM - Metadata Settings

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_cmd\_format\_mset {  
**NVME\_FORMAT\_MSET\_SEPARATE** ,  
**NVME\_FORMAT\_MSET\_EXTENDED**

};

# [Constants](#Constants)

[NVME\_FORMAT\_MSET\_SEPARATE](#NVME_FORMAT_MSET_SEPARATE)

indicates that the metadata is transferred as part of a separate buffer.

[NVME\_FORMAT\_MSET\_EXTENDED](#NVME_FORMAT_MSET_EXTENDED)

indicates that the metadata is transferred as part of an extended data LBA.

enum nvme\_cmd\_format\_mset October 2026

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Document: nvme_cmd_format_mset-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli